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Science News Archive June 2021 - Page 43


Page 43 of 51

Darkened windows save migrating birds

A new study found that darkening even some windows at night during bird migration periods could reduce bird collisions by 60%. Researchers analyzed data from McCormick Place convention center and found that half of the building's windows being illuminated resulted in 11 times fewer nighttime bird collisions during spring migration.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJun 7, 2021

From meat-production to urinary tract infections

A study revealed that Staphylococcus saprophyticus can originate from food, particularly meat production, and is a major cause of urinary tract infections in young women. The bacteria's transmission occurs between persons within the community, emphasizing the importance of hygiene practices to prevent infectious diseases.

In Oregon, new gun violence restraining orders appear to be used as intended, but could be used more proactively

A study examining ERPO use in Oregon found that these laws are commonly considered as a tool to remove guns from dangerous individuals, but should also be used to prevent gun purchases by those at risk. Most ERPO petitions were filed by law enforcement or reported histories of interpersonal violence or suicidality.

SourceAmerican Society of Criminology·JournalCriminology & Public Policy·DateJun 7, 2021

Quantum holds the key to secure conference calls

Researchers at Heriot-Watt University have demonstrated the first quantum-secure conversation between four parties simultaneously, using Quantum Key Distribution and multi-party entanglement to share keys securely. This breakthrough has potential to drastically reduce resource costs for conference calls in quantum networks.

SourceHeriot-Watt University·JournalScience Advances·DateJun 6, 2021

Structural uniqueness of the green- and red-light sensing photosensor in cyanobacteria

Researchers elucidated the molecular structure of RcaE, a representative cyanobacterial photosensor, revealing its unique conformation and potential proton transfer route to bilin. The study provides insights into how cyanobacteria evolved diverse spectral sensitivities and contributes to the development of new photoswitches.

SourceToyohashi University of Technology (TUT)·JournalProceedings of the National Academy of Sciences·DateJun 4, 2021

Don't like your greens? Blame it on Brassica domestication

A new study has identified the genetic root of bitter taste in greens like broccoli rabe and bok choy. The research team reconstructed an evolutionary tree from DNA sequences analysis of over 400 Brassica rapa varieties, revealing that Central Asian turnips were the most genetically diverse crops.

Gene protection for COVID-19 identified

Researchers discovered a genetic link between the HLA-DRB1*04:01 gene and reduced severity of COVID-19. The study found that individuals with this gene are three times more likely to remain asymptomatic compared to those without, suggesting potential protection against severe illness.

SourceNewcastle University·JournalHLA·DateJun 4, 2021

How to retard time for cells

Heavy water significantly reduces cellular dynamics without damaging cells, a finding with implications for organ transplants and tissue storage. The study's results suggest increased interaction between structural proteins and reversible effects, paving the way for further research into this phenomenon.

SourceUniversität Leipzig·JournalAdvanced Materials·DateJun 4, 2021

Attentive listening helps teens open up, study finds

A new study found that engaged listening techniques like eye contact and praising openness help teenagers feel more authentic and connected with their parents. The research showed that being more attentive while listening made teenagers feel better about themselves and more likely to open up again in the future.

SourceUniversity of Reading·JournalJournal of Experimental Child Psychology·DateJun 4, 2021

Geostationary Earth Orbit Hyperspectral Infrared Radiance data improve local severe storm forecasts proofed by using a new Hybrid OSSE method

Researchers used the hybrid OSSE method to evaluate the impact of GEO hyperspectral IR data on local severe storm forecasts. The study found improved atmospheric temperature, moisture, and precipitation forecasts, with a 5% Root Mean Square Error (RMSE) reduction.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJun 4, 2021